Index: wflow/wflow_sbm.py
===================================================================
diff -u -ra6b939e08b980c412cc05d2dc0bf707e7f49d2c4 -r11471548f856592485a77ca37df4ad838eed2eaf
--- wflow/wflow_sbm.py	(.../wflow_sbm.py)	(revision a6b939e08b980c412cc05d2dc0bf707e7f49d2c4)
+++ wflow/wflow_sbm.py	(.../wflow_sbm.py)	(revision 11471548f856592485a77ca37df4ad838eed2eaf)
@@ -2430,7 +2430,7 @@
 
         # Calculate simple recharge to groundwater
         self.Recharge = self.Transfer - self.CapFlux - self.ActEvapSat
-        
+
         # Now add capflux to the layers one by one (from bottom to top)
         for n in np.arange(len(self.UStoreLayerThickness) - 1, -1, -1):
 
@@ -2913,7 +2913,9 @@
                 self.InflowKinWaveCell = pcr.upstream(
                     self.TopoLdd, self.OldSurfaceRunoff
                 )
-                deltasup = float(pcr.mapmaximum(pcr.abs(oldsup - self.SurfaceWaterSupply)))
+                deltasup = float(
+                    pcr.mapmaximum(pcr.abs(oldsup - self.SurfaceWaterSupply))
+                )
 
                 if deltasup < self.breakoff or self.nrit >= self.maxitsupply:
                     break